mirror of
https://github.com/Part-DB/Part-DB-server.git
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75 lines
2.7 KiB
PHP
75 lines
2.7 KiB
PHP
<?php
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/**
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* This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
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*
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* Copyright (C) 2019 - 2022 Jan Böhmer (https://github.com/jbtronics)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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declare(strict_types=1);
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namespace App\EntityListeners;
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use App\Entity\Base\AbstractDBElement;
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use App\Entity\Base\AbstractStructuralDBElement;
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use App\Entity\UserSystem\Group;
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use App\Entity\UserSystem\User;
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use App\Services\Cache\ElementCacheTagGenerator;
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use App\Services\Cache\UserCacheKeyGenerator;
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use Doctrine\ORM\Event\PostPersistEventArgs;
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use Doctrine\ORM\Event\PostRemoveEventArgs;
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use Doctrine\ORM\Event\PostUpdateEventArgs;
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use Doctrine\ORM\Mapping as ORM;
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use Symfony\Contracts\Cache\TagAwareCacheInterface;
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class TreeCacheInvalidationListener
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{
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public function __construct(
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protected TagAwareCacheInterface $cache,
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protected UserCacheKeyGenerator $keyGenerator,
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protected ElementCacheTagGenerator $tagGenerator
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)
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{
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}
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#[ORM\PostUpdate]
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#[ORM\PostPersist]
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#[ORM\PostRemove]
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public function invalidate(AbstractDBElement $element, PostUpdateEventArgs|PostPersistEventArgs|PostRemoveEventArgs $event): void
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{
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//For all changes, we invalidate the cache for all elements of this class
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$tags = [$this->tagGenerator->getElementTypeCacheTag($element)];
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//For changes on structural elements, we also invalidate the sidebar tree
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if ($element instanceof AbstractStructuralDBElement) {
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$tags[] = 'sidebar_tree_update';
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}
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//For user changes, we invalidate the cache for this user
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if ($element instanceof User) {
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$tags[] = $this->keyGenerator->generateKey($element);
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}
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/* If any group change, then invalidate all cached trees. Users Permissions can be inherited from groups,
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so a change in any group can cause big permisssion changes for users. So to be sure, invalidate all trees */
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if ($element instanceof Group) {
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$tags[] = 'groups';
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}
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//Invalidate the cache for the given tags
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$this->cache->invalidateTags($tags);
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}
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}
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